Then He took a cup [i.e., probably wine made from fresh or possibly preserved grape juice], and when He had given thanks to God, He passed it to them and they all drank from it.

Are you greater than our forefather Jacob, who gave us this well? He himself and his sons and cattle [all] drank from it."

For three days he was blind and neither ate nor drank anything.

and drank the same spiritual drink [i.e., water coming from a rock supernaturally. See Ex. 17:6]. For they drank from the spiritual rock that followed them, and that rock was Christ. [Note: Besides actual water, they were refreshed from the spiritual presence of Christ].